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| Number | Title | Issue Date |
| 7337513 | Method of making chip type solid electrolytic capacitor having a small size and a simple structure In a chip type solid electrolytic capacitor including a capacitor element and a packaging resin covering the capacitor element, the packaging resin has a mount surface and a side surface adjacent to the mount surface. A terminal is electrically connected to the capa... | 03/04/2008 |
| 7326261 | Surface-mount capacitor and method of producing the same A surface-mount capacitor includes a multilayer capacitor structure formed by laminating plate-like capacitor elements each having anode lead portions at opposite ends thereof and a cathode portion at the center, an anode terminal connected to each anode lead portio... | 02/05/2008 |
| 7215534 | Solid electrolytic capacitor, stacked capacitor using the same, and fabrication method thereof On a surface-roughened aluminum foil, an aluminum oxide film as an anodic oxide film is formed. Then, a conductive polymer layer as a solid electrolyte is formed thereon and thereafter a first metal plating layer is directly formed on the conductive polymer layer, t... | 05/08/2007 |
| 7213765 | Communication medium capable of carrying out contactless communication and method of producing the same In a communication medium used, for example, as an IC card or an IC tag, a metal plate is electrically connected to an antenna wire and embedded in a card base member together with the antenna wire. An IC module is also embedded in the card base member and electrica... | 05/08/2007 |
| 7167140 | Coil antenna A coil antenna having a magnetic core and a wire wound around the magnetic core. The magnetic core is flexible and bendable and is made of a mixture including soft magnetic powder and an organic binder agent. The soft magnetic powder comprises a plurality of particl... | 01/23/2007 |
| 7138713 | Chip-type solid electrolytic capacitor and method of producing the same A chip-type solid electrolytic capacitor comprises capacitor elements. A cathode terminal comprising a plate-like conductor is interposed between cathode layers of the capacitor elements. The capacitor elements are bonded to each other by a bonding agent such as a s... | 11/21/2006 |
| 7019611 | Modem coupling circuit for power-line carrier A modem coupling circuit comprising: (a) a transformer 1 having a core 1a including a gap formed therein, primary windings N1a, N1b constituting a bifilar wound coil which is wound around the core 1a, fo... | 03/28/2006 |
| 7005944 | Transmission line type noise filter with reduced heat generation even when large DC current flows therein A transmission line type noise filter, which is connectable between a direct current power supply and an electrical load component to pass a coming DC current while attenuating a coming AC current, includes a first conductor, a dielectric layer, a second conductor a... | 02/28/2006 |
| 6977807 | Laminated solid electrolytic capacitor and laminated transmission line device increased in element laminating number without deterioration of elements In a laminated solid electrolytic capacitor including a plurality of solid electrolytic capacitor elements, first end regions of anode bodies of the solid electrolytic capacitor elements adjacent to each other are mechanically connected to each other through a space... | 12/20/2005 |
| 6975503 | Chip type solid electrolytic capacitor having plated fillet surface and method of manufacturing the same In a chip type solid electrolytic capacitor, an anode terminal is provided with an anode terminal lower surface exposed from a package lower surface and an anode terminal end surface adjacent to the anode terminal lower surface and exposed from a first package end s... | 12/13/2005 |
| 6970344 | Stacked solid electrolytic capacitor and stacked transmission line element In a stacked solid electrolytic capacitor or a stacked transmission line element, anode portions of adjacent elements are electrically and mechanically connected to each other by the use of connecting members each in the form of a conductive adhesive or solderable m... | 11/29/2005 |
| 6961485 | Optical switch An optical switch has an electromagnetic driving mechanism that includes a U-shaped magnetic core having an intermediate portion between two leg parts, a coil wound on the U-shaped magnetic core, an armature having two end portions that can face each other on the tw... | 11/01/2005 |
| 6950596 | Variable optical attenuator A variable optical attenuator comprises an incoming fiber for propagating an incoming light beam, a mirror for reflecting the incoming light beam as a reflected light beam and an outgoing fiber for propagating as an outgoing light beam at least one part of the refle... | 09/27/2005 |
| 6930877 | Anode member for a solid electrolytic capacitor, solid electrolytic capacitor using the anode member, and method of producing the anode member An anode member is provided which includes a valve metal thin plate and a valve metal powder layer formed on at least one plate surface of the valve metal thin plate. At least one groove is formed in the valve metal powder layer, and the valve metal under powder lay... | 08/16/2005 |
| 6911880 | Transmission line type noise filter with small size and simple structure, having excellent noise removing characteristic over wide band including high frequency band A noise filter (1) has a first impedance element (2) having an impedance value Z1, a second impedance element (3) having an impedance value Z2, a third impedance element (4) having an impedance value Z3, a first anode... | 06/28/2005 |
| 6906912 | Solid electrolytic capacitor and method of producing the same A solid electrolytic capacitor is provided in which non-conductive particles are made to be present between a dielectric layer and an electrolyte layer. A second electrolyte layer is formed of a conductive polymer including graphite particles and non-conductive part... | 06/14/2005 |
| 6903921 | Chip-type solid electrolytic capacitor superior in productivity and reliability thereof In a chip-type solid electrolytic capacitor including a capacitor element, anode terminal and cathode terminal are electrically connected to the capacitor element. A casing resin covers the capacitor element and the anode and cathode terminals. Each of the anode and... | 06/07/2005 |
| 6882521 | Chip-type capacitor, method of manufacturing the same and molding die A chip-type capacitor includes a capacitor element, an encapsulation resin covering an entirety of the capacitor element, an anode terminal having a base portion whose bottom surface is exposed on a mounting surface of the encapsulation resin and a standing-up porti... | 04/19/2005 |
| 6882544 | Printed circuit board, method for producing same and semiconductor device A thin type printed circuit board with an enclosed capacitor of a large capacitance. The printed circuit board includes metal sheet 11 having roughed surface presenting micro-irregularities, a dielectric film for capacitor 12 covering the surface of th... | 04/19/2005 |
| 6865070 | Solid electrolytic capacitor The invention provides a solid electrolytic capacitor of a configuration having a metal plated layer in a cathode part in order to prevent a decrease in the conductivity by oxidation of a conductive polymer and to realize a high reliability. Also there is provided a... | 03/08/2005 |
| 6853285 | Inductor component An inductor component is provided. The inductor component includes a core composed of a hollow core piece and a rod core piece, a bobbin, and bonded magnets. Regarding the hollow core piece and rod core piece, the rod core piece is arranged across the hollow core pi... | 02/08/2005 |
| 6850138 | Vibration actuator having an elastic member between a suspension plate and a magnetic circuit device A vibration actuator in which a magnetic circuit device (1,2,3) is elastically suspended to a vibration transmitter (12) by a suspension plate (5)in a predetermined direction, a primary elastic member (6a) is interposed between the... | 02/01/2005 |
| 6830848 | Molded electrode, method for production thereof, and secondary battery using thereof A molded electrode into one-piece is obtained by hot pressing an electrode material obtained by mixing a polymer active material, a conductivity-enhancing agent and a plasticizer, and a current collector sheet. The electrode structure permits significant freedom whe... | 12/14/2004 |
| 6807045 | Thin surface mounted type solid electrolytic capacitor An external cathode terminal (16) is adhered to one surface of a capacitor element while a prepreg (25) is adhered to another surface of the capacitor element. A reinforcement plate (26) is adhered to the prepreg. Heat and pressure are applied t... | 10/19/2004 |
| 6791446 | Inductance component comprising a permanent magnet greater in sectional area than a magnetic path and disposed in a magnetic gap An inductance component includes a magnetic core (11, 12) forming a magnetic circuit having a magnetic gap, an exciting coil (14) wound around the magnetic core, and a permanent magnet (13) disposed in the magnetic gap. The permanent magnet is g... | 09/14/2004 |
| 6778056 | Inductance component having a permanent magnet in the vicinity of a magnetic gap An inductance component comprises a magnetic core having at least one magnetic gap, means for generating a direct-current biased magnetic field produced by mounting a permanent magnet in the vicinity of a generally closed magnetic circuit which passes through the ma... | 08/17/2004 |
| 6775127 | Anode member for a solid electrolytic capacitor, method of producing the same and solid electrolytic capacitor using the same An anode member includes a tantalum foil (1) and a sintered member (2A, 2B) formed thereon. The sintered member has a double-layer structure including a lower sintered layer (2A1, 2B1) made of a first material... | 08/10/2004 |
| 6765784 | Solid electrolytic capacitor and manufacturing method for the same A solid electrolytic capacitor has an anode terminal and a cathode terminal for external electrical connection that are formed on one surface of a plate-like or foil-like anode member, and a cathode conductor layer formed such that it covers the area of the one surf... | 07/20/2004 |
| 6753751 | Magnetic core including magnet for magnetic bias and inductor component using the same An inductor component according to the present invention includes a magnetic core including at least one magnetic gap having a gap length of about 50 to 10,000 μm in a magnetic path, a magnet for magnetic bias arranged in the neighborhood of the magnetic gap in ord... | 06/22/2004 |
| 6734771 | Inductor component having a permanent magnet in the vicinity of magnetic gap An inductor component is provided which includes a magnetic core having at least one gap, an excitation coil disposed on the magnetic core so as to form a magnetic path on the magnetic core, at least one permanent magnet disposed near the at least one gap, and at le... | 05/11/2004 |
| 6717504 | Magnetic core including bias magnet and inductor component using the same A low-profile magnetic core capable of reducing the thickness of an inductor component is provided. The magnetic core includes at least one gap in a magnetic path, and a permanent magnet is inserted in the gap. The magnetic core has an alternating current magnetic p... | 04/06/2004 |
| 6710693 | Inductor component containing permanent magnet for magnetic bias and method of manufacturing the same An inductor component contains a drum magnetic core made of a magnetic material having a structure including integrated flanges at both ends of a columnar material, a coil wound around the columnar material in the drum magnetic core and placed between the flanges, a... | 03/23/2004 |
| 6678150 | Capacitor element using quinoxaline compound An electric energy storage element is provided which contains a secondary battery or a capacitor, and which uses a quinoxaline trimer compound as an electrode active substance and a proton as a charge carrier for the trimer compound. The trimer compound i... | 01/13/2004 |
| 6664619 | Laminate film packaged storage device and fabricating method thereof A structure that is constituted by disposing a laminate film and a collector rubber with a metal terminal plate interposed therebetween and a structure that is constituted by disposing a laminate film and a collector rubber with a metal terminal plate int... | 12/16/2003 |
| 6657246 | MRAM with an effective noise countermeasure In a magnetic random access memory having a memory device portion (33,34,35) using magnetic material, a high-frequency current suppressor (26) is arranged in the vicinity of the magnetic material to suppress a high-frequency current which flows in the mem... | 12/02/2003 |
| 6646532 | Powder core and reactor using the same Preparation is made of alloy powder comprising 3.0-8.0 wt % Si, 0.1-1.0 wt % O, 0-2.0 wt % (0 being exclusive) of at least one element selected from Mn, Al, V, Cr, and Ti, and balance Fe and having a particle size substantially equal to 150 μm or less. A... | 11/11/2003 |
| 6639499 | Inductance component in which a permanent magnet for applying a magnetic bias is arranged outside an excitation coil In an inductance component in which a cylindrical excitation coil (26) is fitted around a predetermined portion of a magnetic core (21) forming a magnetic path, a permanent magnet (25) is inserted into the magnetic path to apply a magnetic bias to the mag... | 10/28/2003 |
| 6636431 | Symmetrical DC/DC converter A symmetrical DC/DC converter selects an energy transferring direction and a step-up or a step-down operation as well as a desired step-up or a step-down ratio. The converter includes a single inductor with a pair of switching devices connected to its ter... | 10/21/2003 |
| 6628798 | Vibration actuator having three vibration modes In a vibration actuator using a magnetic circuit device (14), a supporting arrangement (23) elastically supports the magnetic circuit device. A coil (17) is inserted into a magnetic gap (15) of the magnetic circuit device and is supported by a vibration p... | 09/30/2003 |
